Example usage for java.math BigDecimal compareTo

List of usage examples for java.math BigDecimal compareTo

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Introduction

In this page you can find the example usage for java.math BigDecimal compareTo.

Prototype

@Override
public int compareTo(BigDecimal val)

Source Link

Document

Compares this BigDecimal with the specified BigDecimal .

Usage

From source file:com.xumpy.timesheets.services.TickedJobsDetailSrv.java

public static TickedJobsDetail calculate(List<? extends TickedJobs> tickedJobs, BigDecimal minimumPause) {
    TickedJobsDetail tickedJobsDetail = calculate(tickedJobs);

    if (!tickedJobsDetail.getActualPause().equals(new BigDecimal(0))
            || tickedJobsDetail.getActualWorked().compareTo(new BigDecimal(360)) > 0) {
        if (tickedJobsDetail.getActualPause() != null) {
            BigDecimal pauseDifference = tickedJobsDetail.getActualPause().subtract(minimumPause);

            if (pauseDifference.compareTo(new BigDecimal(0)) < 0) {
                tickedJobsDetail.setActualPause(minimumPause);
                tickedJobsDetail.setActualWorked(tickedJobsDetail.getActualWorked().add(pauseDifference));
            }//from  w w w  .j a  va  2 s.  com
        }
    }

    return tickedJobsDetail;
}

From source file:lu.lippmann.cdb.graph.renderer.CadralEdgeColorTransformer.java

private static Color rangeColor(Color colorMin, Color colorMax, BigDecimal grow, BigDecimal minValue,
        BigDecimal maxValue) {
    BigDecimal colorValue = grow;
    if (colorValue == null) {
        return Color.LIGHT_GRAY;
    }/*from   w  w w.  j  a v  a 2s . c  o m*/

    if (maxValue.compareTo(minValue) < 0) {
        return rangeColor(colorMin, colorMax, grow, maxValue, minValue);
    } else {
        int rMax = colorMax.getRed();
        int gMax = colorMax.getGreen();
        int bMax = colorMax.getBlue();

        double color = 0.0;

        color = 255.0
                - grow.subtract(minValue).doubleValue() * 255.0 / maxValue.subtract(minValue).doubleValue();

        int r = rMax + (int) ((255 - rMax) * color / 255.0);
        int g = gMax + (int) ((255 - gMax) * color / 255.0);
        int b = bMax + (int) ((255 - bMax) * color / 255.0);

        if (r > 192 && g > 192 && b > 192)
            return Color.LIGHT_GRAY;

        return new Color(r, g, b);
    }

}

From source file:com.cmsz.cloudplatform.utils.StringUtils.java

public static String convertHz(String hz) {
    if (StringUtil.isNullString(hz)) {
        return null;
    }//w w w . j ava2s.  co  m

    // NumberFormat format = new DecimalFormat("##0.00");
    BigDecimal _1000 = new BigDecimal(1000);
    BigDecimal value = new BigDecimal(hz);

    if (value.compareTo(_1000) == -1) {
        return value + " MHz";
    } else {
        return value.divide(_1000, 2, RoundingMode.HALF_UP) + " GHz";
    }
}

From source file:com.cmsz.cloudplatform.utils.StringUtils.java

public static String convertBytes(String bytes) {
    if (StringUtil.isNullString(bytes)) {
        return null;
    }/*from  w ww  .  j a v  a  2 s  .c  o  m*/

    // NumberFormat format = new DecimalFormat("##0.00");
    BigDecimal _1024 = new BigDecimal(1024);
    BigDecimal value = new BigDecimal(bytes);

    if (value.compareTo(_1024) == -1) {
        return value.divide(new BigDecimal(1), 2, RoundingMode.HALF_UP) + " KB";
    } else if (value.compareTo(_1024.multiply(_1024)) == -1) {
        return value.divide(_1024, 2, RoundingMode.HALF_UP) + " MB";
    } else if (value.compareTo(_1024.multiply(_1024).multiply(_1024)) == -1) {
        return value.divide(_1024).divide(_1024, 2, RoundingMode.HALF_UP) + " GB";
    } else {
        return value.divide(_1024).divide(_1024).divide(_1024, 2, RoundingMode.HALF_UP) + " TB";
    }
}

From source file:Main.java

public static BigDecimal cosine(BigDecimal x) {

    BigDecimal currentValue = BigDecimal.ONE;
    BigDecimal lastVal = currentValue.add(BigDecimal.ONE);
    BigDecimal xSquared = x.multiply(x);
    BigDecimal numerator = BigDecimal.ONE;
    BigDecimal denominator = BigDecimal.ONE;
    int i = 0;//from  w  w w.  j a  v  a  2 s . c  o  m

    while (lastVal.compareTo(currentValue) != 0) {
        lastVal = currentValue;

        int z = 2 * i + 2;

        denominator = denominator.multiply(BigDecimal.valueOf(z));
        denominator = denominator.multiply(BigDecimal.valueOf(z - 1));
        numerator = numerator.multiply(xSquared);

        BigDecimal term = numerator.divide(denominator, SCALE + 5, ROUNDING_MODE);

        if (i % 2 == 0) {
            currentValue = currentValue.subtract(term);
        } else {
            currentValue = currentValue.add(term);
        }
        i++;
    }

    return currentValue;
}

From source file:Main.java

public static BigDecimal cosine(BigDecimal x) {

    BigDecimal currentValue = BigDecimal.ONE;
    BigDecimal lastVal = currentValue.add(BigDecimal.ONE);
    BigDecimal xSquared = x.multiply(x);
    BigDecimal numerator = BigDecimal.ONE;
    BigDecimal denominator = BigDecimal.ONE;
    int i = 0;/*w ww .  j a  v  a  2  s.  c o  m*/

    while (lastVal.compareTo(currentValue) != 0) {
        lastVal = currentValue;

        int z = 2 * i + 2;

        denominator = denominator.multiply(BigDecimal.valueOf(z));
        denominator = denominator.multiply(BigDecimal.valueOf(z - 1));
        numerator = numerator.multiply(xSquared);

        BigDecimal term = numerator.divide(denominator, SCALE + 5, ROUNDING_MODE);

        if (i % 2 != 0) {
            currentValue = currentValue.add(term);
        } else {
            currentValue = currentValue.subtract(term);
        }
        i++;
    }

    return currentValue;
}

From source file:com.qcadoo.model.api.BigDecimalUtils.java

/**
 * Check if decimals represent the same numeric value, even if they have different precisions or contexts.
 * /*from  w ww.  ja v  a  2  s .c  o  m*/
 * @param d1
 *            first BigDecimal to compare
 * @param d2
 *            second decimal to compare
 * @return true if decimals represent the same numeric value, even if they have different precisions or contexts.
 */
public static boolean valueEquals(final BigDecimal d1, final BigDecimal d2) {
    if (d1 == null) {
        return d2 == null;
    } else if (d2 == null) {
        return false;
    }
    return d1.compareTo(d2) == 0;
}

From source file:org.apache.hadoop.hive.common.type.HiveIntervalDayTime.java

public static HiveIntervalDayTime valueOf(String strVal) {
    HiveIntervalDayTime result = null;//from   www .j  ava  2  s  .co  m
    if (strVal == null) {
        throw new IllegalArgumentException("Interval day-time string was null");
    }
    Matcher patternMatcher = PATTERN_MATCHER.get();
    patternMatcher.reset(strVal);
    if (patternMatcher.matches()) {
        // Parse out the individual parts
        try {
            // Sign - whether interval is positive or negative
            int sign = 1;
            String field = patternMatcher.group(1);
            if (field != null && field.equals("-")) {
                sign = -1;
            }
            int days = sign * IntervalDayTimeUtils.parseNumericValueWithRange("day", patternMatcher.group(2), 0,
                    Integer.MAX_VALUE);
            byte hours = (byte) (sign
                    * IntervalDayTimeUtils.parseNumericValueWithRange("hour", patternMatcher.group(3), 0, 23));
            byte minutes = (byte) (sign * IntervalDayTimeUtils.parseNumericValueWithRange("minute",
                    patternMatcher.group(4), 0, 59));
            int seconds = 0;
            int nanos = 0;
            field = patternMatcher.group(5);
            if (field != null) {
                BigDecimal bdSeconds = new BigDecimal(field);
                if (bdSeconds.compareTo(IntervalDayTimeUtils.MAX_INT_BD) > 0) {
                    throw new IllegalArgumentException("seconds value of " + bdSeconds + " too large");
                }
                seconds = sign * bdSeconds.intValue();
                nanos = sign * bdSeconds.subtract(new BigDecimal(bdSeconds.toBigInteger()))
                        .multiply(IntervalDayTimeUtils.NANOS_PER_SEC_BD).intValue();
            }

            result = new HiveIntervalDayTime(days, hours, minutes, seconds, nanos);
        } catch (Exception err) {
            throw new IllegalArgumentException("Error parsing interval day-time string: " + strVal, err);
        }
    } else {
        throw new IllegalArgumentException(
                "Interval string does not match day-time format of 'd h:m:s.n': " + strVal);
    }

    return result;
}

From source file:Main.java

public static BigDecimal sine(BigDecimal x) {
    BigDecimal lastVal = x.add(BigDecimal.ONE);
    BigDecimal currentValue = x;/*from w w  w . j a  v a2  s.co  m*/
    BigDecimal xSquared = x.multiply(x);
    BigDecimal numerator = x;
    BigDecimal denominator = BigDecimal.ONE;
    int i = 0;

    while (lastVal.compareTo(currentValue) != 0) {
        lastVal = currentValue;

        int z = 2 * i + 3;

        denominator = denominator.multiply(BigDecimal.valueOf(z));
        denominator = denominator.multiply(BigDecimal.valueOf(z - 1));
        numerator = numerator.multiply(xSquared);

        BigDecimal term = numerator.divide(denominator, SCALE + 5, ROUNDING_MODE);

        if (i % 2 == 0) {
            currentValue = currentValue.subtract(term);
        } else {
            currentValue = currentValue.add(term);
        }

        i++;
    }
    return currentValue;
}

From source file:Main.java

public static BigDecimal sine(BigDecimal x) {
    BigDecimal lastVal = x.add(BigDecimal.ONE);
    BigDecimal currentValue = x;//from ww w. ja  v  a  2 s .c  o m
    BigDecimal xSquared = x.multiply(x);
    BigDecimal numerator = x;
    BigDecimal denominator = BigDecimal.ONE;
    int i = 0;

    while (lastVal.compareTo(currentValue) != 0) {
        lastVal = currentValue;

        int z = 2 * i + 3;

        denominator = denominator.multiply(BigDecimal.valueOf(z));
        denominator = denominator.multiply(BigDecimal.valueOf(z - 1));
        numerator = numerator.multiply(xSquared);

        BigDecimal term = numerator.divide(denominator, SCALE + 5, ROUNDING_MODE);

        if (i % 2 != 0) {
            currentValue = currentValue.add(term);
        } else {
            currentValue = currentValue.subtract(term);
        }

        i++;
    }
    return currentValue;
}